CA2073323A1 - Appareil d'entrainement de support d'enregistrement optique pouvant detecter avec precision la position de la tete optique - Google Patents

Appareil d'entrainement de support d'enregistrement optique pouvant detecter avec precision la position de la tete optique

Info

Publication number
CA2073323A1
CA2073323A1 CA2073323A CA2073323A CA2073323A1 CA 2073323 A1 CA2073323 A1 CA 2073323A1 CA 2073323 A CA2073323 A CA 2073323A CA 2073323 A CA2073323 A CA 2073323A CA 2073323 A1 CA2073323 A1 CA 2073323A1
Authority
CA
Canada
Prior art keywords
signal
recording medium
driving apparatus
medium driving
pits
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2073323A
Other languages
English (en)
Other versions
CA2073323C (fr
Inventor
Hirotsugu Matoba
Hiroshi Fuji
Kunio Kojima
Masaru Nomura
Takeshi Yamaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2073323A1 publication Critical patent/CA2073323A1/fr
Application granted granted Critical
Publication of CA2073323C publication Critical patent/CA2073323C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
CA002073323A 1991-07-08 1992-07-07 Appareil d'entrainement de support d'enregistrement optique pouvant detecter avec precision la position de la tete optique Expired - Fee Related CA2073323C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3-167195 1991-07-08
JP3167195A JP2710704B2 (ja) 1991-07-08 1991-07-08 光記録媒体駆動装置

Publications (2)

Publication Number Publication Date
CA2073323A1 true CA2073323A1 (fr) 1993-01-09
CA2073323C CA2073323C (fr) 1997-04-15

Family

ID=15845192

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002073323A Expired - Fee Related CA2073323C (fr) 1991-07-08 1992-07-07 Appareil d'entrainement de support d'enregistrement optique pouvant detecter avec precision la position de la tete optique

Country Status (6)

Country Link
US (1) US5459705A (fr)
EP (1) EP0522499B1 (fr)
JP (1) JP2710704B2 (fr)
KR (1) KR950014830B1 (fr)
CA (1) CA2073323C (fr)
DE (1) DE69219222T2 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0793077B2 (ja) * 1987-07-10 1995-10-09 株式会社日立製作所 開閉器用操作装置
JPH07114738A (ja) * 1993-10-19 1995-05-02 Sharp Corp マルチビーム記録再生装置
JPH07169064A (ja) * 1993-12-16 1995-07-04 Sharp Corp マルチビーム記録再生装置
CA2456968C (fr) * 1994-02-15 2005-01-25 Philips Electronics N.V. Procede de conversion d'une serie de mots d'information de m-bits en un signal modulee, procede de production d'un support d'enregistrement, dispositif de codage, dispositif de decodage, dispositif d'enregistrement, dispositif de lecture et support d'enregistrement
US5796686A (en) * 1994-09-01 1998-08-18 Kabushiki Kaisha Toshiba Track jump control apparatus for disc reproducing system
JPH0896379A (ja) * 1994-09-21 1996-04-12 Nec Corp 光ヘッドのトラッキング制御装置
US5719836A (en) * 1995-04-07 1998-02-17 Discovision Associates Optical seeking method and apparatus generating track count signal from tracking error signal and data signal
JP3265527B2 (ja) * 1995-04-27 2002-03-11 株式会社ニコン 情報記録媒体
JPH09171625A (ja) * 1995-12-20 1997-06-30 Nikon Corp 情報再生装置
KR100280868B1 (ko) * 1996-05-09 2001-02-01 윤종용 트랙크로스신호 보정장치
JP2845224B2 (ja) * 1996-11-15 1999-01-13 日本電気株式会社 ランド／グルーブ検出装置
JP2865087B2 (ja) * 1996-11-29 1999-03-08 日本電気株式会社 ランドグルーブ位置検出方式及び方法
JP2924841B2 (ja) * 1997-02-27 1999-07-26 日本電気株式会社 光学情報記録装置および光記録媒体および光記録媒体のトラッキング極性の判別方法
US5914922A (en) * 1997-12-12 1999-06-22 Cirrus Logic, Inc. Generating a quadrature seek signal from a discrete-time tracking error signal and a discrete-time RF data signal in an optical storage device
TW463151B (en) * 1999-08-09 2001-11-11 Ind Tech Res Inst Counting method to dynamically correct the relative track seeking and seeking system of optical storage device thereof
US6744711B1 (en) 2000-06-20 2004-06-01 Discovision Associates Method and apparatus for a high-speed search of an optical medium
DE10129014A1 (de) * 2001-06-15 2003-01-02 Infineon Technologies Ag Verfahren und Vorrichtung zur Risetime-Optimierung eines Signals
KR100480627B1 (ko) * 2002-11-09 2005-03-31 삼성전자주식회사 미러신호를 이용한 스핀들 모터의 등선속도 제어방법 및제어장치
JP5392299B2 (ja) * 2011-05-31 2014-01-22 船井電機株式会社 光ディスク装置
US9734859B2 (en) 2013-11-26 2017-08-15 Oracle International Corporation Quadrature track error signal for optical recording media and devices
US10415151B1 (en) * 2014-03-27 2019-09-17 Varian Semiconductor Equipment Associates, Inc Apparatus for controlling heat flow within a silicon melt

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4959823A (en) * 1985-07-30 1990-09-25 Laser Magnetic Storage International Company Tracking and seeking system for use with an optical record carrier having a wobbled track format
JPH0799592B2 (ja) * 1985-10-02 1995-10-25 松下電器産業株式会社 光学式情報記憶担体
JPS62167672A (ja) * 1986-01-20 1987-07-24 Fujitsu Ltd デ−タ読取り方式
JP2508477B2 (ja) * 1987-02-02 1996-06-19 ソニー株式会社 デイスク装置
US4961182A (en) * 1987-07-01 1990-10-02 Hitachi, Ltd. Information retrieving system with level clamping
JPH0828073B2 (ja) * 1987-08-06 1996-03-21 パイオニア株式会社 ディスクプレ−ヤのトラックジャンプ動作制御装置
JPH01189034A (ja) * 1987-12-28 1989-07-28 Csk Corp 光メモリカードのトラッキング装置
JPH01217732A (ja) * 1988-02-24 1989-08-31 Canon Inc 光学的情報記録再生装置
JPH02103776A (ja) * 1988-10-11 1990-04-16 Canon Inc 信号処理装置
JPH02183422A (ja) * 1989-01-06 1990-07-18 Toshiba Corp 情報記録媒体のトラッキング制御装置

Also Published As

Publication number Publication date
EP0522499B1 (fr) 1997-04-23
KR950014830B1 (ko) 1995-12-15
DE69219222T2 (de) 1997-11-06
US5459705A (en) 1995-10-17
CA2073323C (fr) 1997-04-15
JPH0512677A (ja) 1993-01-22
KR930003044A (ko) 1993-02-23
EP0522499A3 (en) 1993-03-31
EP0522499A2 (fr) 1993-01-13
DE69219222D1 (de) 1997-05-28
JP2710704B2 (ja) 1998-02-10

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